Letters to the editor. Additional data: palindromic rheumatism caused by sodium nitrate.
D000818:Animals; D001168:Arthritis / Q000139:chemically induced*; D002645:Chickens; D005503:Food Additives / Q000009:adverse effects*; D006801:Humans; D019684:Magnoliopsida; D008297:Male; D008460:Meat; D009566:Nitrates / Q000009:adverse effects*; D012216:Rheumatic Diseases / Q000139:chemically induced*; D012964:Sodium; D014675:Vegetables
D005503:Food Additives; D009566:Nitrates; D012964:Sodium